According to Baidu map query, driving from Zhengzhou to Nanyang passes through Zhengzhou-Luan Expressway and Lannan Expressway, which is about 256. 1 km. The whole journey takes about 3 hours 19 minutes and passes through 40 traffic lights.
From Zhengzhou to Nanyang, you can also drive through Zhengzhou-Luan Expressway and Erguang Expressway, about 277.8 kilometers. The whole journey takes about 3 hours 18 minutes and passes through 32 traffic lights.